Initial commit

arm9/source/cache.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/// @brief Invalidates the entire instruction cache.
+extern void ic_invalidateAll(void);
+
+/// @brief Drains the write buffer.
+extern void dc_drainWriteBuffer(void);
+
+/// @brief Invalidates the entire data cache.
+extern void dc_invalidateAll(void);
+
+/// @brief Flushes the entire data cache.
+extern void dc_flushAll(void);
+
+/// @brief Invalidates the data cache in the given range.
+/// @param ptr A pointer to the memory block to invalidate. Should be 32-byte aligned.
+/// @param byteCount The number of bytes to invalidate. Will be rounded up to 32-byte multiples.
+extern void dc_invalidateRange(void* ptr, u32 byteCount);
+
+#ifdef __cplusplus
+}
+#endif